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Finding the Fourth Proportional to 365,366,915.80, 548,050,373.70 and 365,366,915.80

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Solution

The fourth proportional to 365,366,915.80, 548,050,373.70 and 365,366,915.80 is: 548,050,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,366,915.80 : 548,050,373.70 = 365,366,915.80 : x
  2. Step 2: Convert to fraction form
    365,366,915.80/548,050,373.70 = 365,366,915.80/x
  3. Step 3: Cross multiply
    365,366,915.80x = 548,050,373.70 × 365,366,915.80
  4. Step 4: Simplify right side
    365,366,915.80x = 200,239,474,741,806,464
  5. Step 5: Solve for x
    x = 200,239,474,741,806,464/365,366,915.80
  6. Step 6: Final answer
    x = 548,050,373.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.